My half revs are better then my full revs. When I full rev it feels like it's going to bog out. Also, I got my air filter wet in the rain and now my bike bogs on quarter rev. It's a: Piaggio Zip 50 2T Polini 70 Sport Kit Leo Vince TT De-restricted one way. Malossi 5.5g rollers (Need to be lighter) 115 Jet 17.5mm Delorto carb Thanks, Nathan